发明人张德明,罗永刚,郑宇鹏. "Method for the Synthesis of 6-Hydroxy-1-isopentyl-4-methyl-2-oxo-1,2-dihydropyridine-3-carbonitrile" [P]. 中国发明专利, 专利号 CN 111161951 B, 授权公告日 2020-07-13.
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